CN102028502B - Electronic laryngoscope system with color Doppler ultrasound scanning function - Google Patents

Abstract

The invention belongs to the field of medical devices and particularly discloses an electronic laryngoscope system with color Doppler ultrasound scanning function. The electronic laryngoscope system comprises a hard electronic laryngoscope, and a camera host, an endoscopic monitor and a cold light source host which are connected with the hard electronic laryngoscope, wherein the hard electronic laryngoscope is provided with a color Doppler ultrasound system; and the color Doppler ultrasound system comprises a color Doppler ultrasound probe, a color Doppler ultrasound system host, an operational keyboard or handheld operating equipment of the color Doppler ultrasound system host, and a color Doppler ultrasound system monitor. In the system, ultrasound scanning is performed on throats and tissues of the throats by introducing color Doppler ultrasound technology, movement of vascular blood stream inside the throats and the tissues of the throats changes the frequency of ultrasound, a flow velocity chart and a flow chart of the vascular blood stream can be obtained by analyzing the change, and doctors can determine disease situation of the throats of patients by analyzing the velocity and the flow of the vascular blood stream of the throats and the tissues of the throats so as to avoid medical accidents caused by cutting off arteries in error in a surgery.

Description

Electronic larynx mirror system with CDFI scan function

Technical field

The invention belongs to field of medical appliances, be specifically related to a kind of electronic larynx mirror system with colored ultrasonic Doppler transducer of CDFI scan function.

Prior art

The present medical domain of doppler technique is widely used; Its principle is to utilize Doppler effect; Produce the change of audio frequency when being source of students and testee relative motion, the hemodynamics that tissue and internal organs were observed and measured to doppler technique according to the change of this ultrasonic frequency changes.The CDFI technology is to utilize doppler principle; Radiation source can drift about because of motion causes radiation frequency; Survey the blood flow velocity and calculating blood flow flow of blood vessel, the CDFI technology can not only be seen the organization ultrasonic image that human body is subcutaneous, can also carry out colour to subcutaneous endovascular blood flow and show; Various colors shows the friction speed of representing blood flow, can detect the low speed blood flow of endovascular blood flow information of diameter 0.2mm and 0.2cm/s at present.

The advantage of doppler technique has: 1. the ability quicklook shows the two dimensional surface distribution of blood flow; 2. the traffic direction that can show blood flow; 3. help distinguishing tremulous pulse and vein; 4. help discerning vascular lesion and non-vascular lesion; 5. help understanding the character of blood flow; 6. can conveniently understand blood flow the time mutually and speed; 7. can find reliably to shunt and backflow; 8. can be to the origin of blood flow bundle, width, length, area carries out quantitative analysis.

The electronics laryngoscope is the apparatus commonly used that carries out the operation of larynx section, and the electronics laryngoscope is connected with shooting main frame, monitor and cold light source main frame, cooperates various operating theater instruments, and the doctor can go deep in the larynx, carries out operation of larynx section and inspection etc.The medical color ultrasonic Doppler transducer is combined the electronics laryngoscope, still do not occur both bonded endoscopic systems at present.Therefore, design is a kind of extremely urgent with the technological electronic larynx mirror system with CDFI scan function that is used in combination with the electronics laryngoscope of CDFI.

Summary of the invention

The object of the present invention is to provide a kind of electronic larynx mirror system with CDFI scan function; It is that CDFI probe and system are introduced in the hard electronic laryngoscope system; Through the CDFI probe trunnion and tissue thereof are carried out CDFI scanning, for the doctor provides controlled vascular blood flow graph and analysis chart in trunnion and the tissue thereof.

In order to realize above-mentioned technical purpose, the present invention realizes through following technical scheme:

The electronic larynx mirror system of colored ultrasonic Doppler transducer of the present invention; Comprise hard electronic laryngoscope and the shooting main frame, scope monitor and the cold light source main frame that are connected with this hard electronic laryngoscope; Also be provided with Flow with Color Doppler Ultrasound System on the said hard electronic laryngoscope, said Flow with Color Doppler Ultrasound System comprises CDFI probe, Flow with Color Doppler Ultrasound System main frame and operation keyboard or hand-held equipment and Flow with Color Doppler Ultrasound System monitor; The inside of described CDFI probe is provided with CDFI emitter, CDFI receptor and process chip; CDFI emitter, CDFI receptor and process chip design are on same block of rotatable carrier, and carrier can rotate and linear movement under CDFI is popped one's head in the driving of driver.

Hard electronic laryngoscope of the present invention comprises scope work end, cold light source joint, data output end and at least one instrument channel; The external diameter of its scope work end is smaller or equal to 10mm, and this scope work tip lengths is smaller or equal to 200mm; The diameter of said instrument channel is smaller or equal to 3.0mm.

Hard electronic laryngoscope of the present invention comprises scope work end, handgrip, integrated joint and instrument channel etc., and integrated joint is integrated, and cold light source joint and data output end are one.

It is the electronic CCD optical system of 1.5～3.0mm optical lens that the light path of hard electronic laryngoscope of the present invention adopts diameter; The size of the CCD chip of this electronic CCD optical system adopts≤1/4 ＂; The CCD of at least 48 universal effect pixels, 100 ° of the angles of view or more than.

Integrated optical lens, light-conductive optic fibre and the instrument channel of being provided with in the end of hard electronic laryngoscope of the present invention exports.

Hard electronic laryngoscope of the present invention; It is the electronic CCD optical system of 1.5～3.0mm optical lens that its light path adopts diameter; The size of the CCD chip of its this electronic CCD optical system adopts≤1/4 ＂, the CCD of at least 48 universal effect pixels, 100 ° of the angles of view or more than.

Flow with Color Doppler Ultrasound System probe of the present invention comprises work end, operator handle and data wire; Its working end minister 500～2000mm that pops one's head in, acting sweep test is the first end part that work end front end is less than 50mm, the frequency of CDFI scanning probe is more than or equal to 5.0MHz.

The operator of CDFI probe of the present invention is comprising gauge tap and mode selection switch; Described data wire is connected with the Flow with Color Doppler Ultrasound System main frame through joint.

The sweep test structure of CDFI probe of the present invention is cylindrical, and diameter is smaller or equal to 3.0mm.

Compared with prior art, the invention has the beneficial effects as follows:

At present, hyperacoustic Doppler effect is widely used in the diagnosis of medical science, is comprising gynecological, and the foundation of CDFI scanning as inspection and diagnosis adopted in a plurality of fields such as Gastroenterology dept. at large.The electronics laryngoscope of colored ultrasonic Doppler transducer; Introducing the CDFI probe gets in the trunnion; Trunnion wall and peripheral mucosal tissue thereof are carried out colour doppler flow imaging; Make the doctor according to the ccd image and the CDFI image that obtain simultaneously, reach the flow velocity and the flow diagram picture of mucosal tissue vascular flow on every side through analyzing the trunnion wall, functional status and pathological changes state, the assisted surgery of understanding trunnion wall and peripheral mucosal tissue thereof carry out.

Description of drawings

Fig. 1 is the structural representation with electronic larynx mirror system of CDFI scan function of the present invention.

Fig. 2 a and 2b are respectively the surface structure sketch maps of different hardness electronics laryngoscope of the present invention.

Fig. 3 is the end construction sketch map of hard electronic laryngoscope of the present invention.

Fig. 4 is a CDFI probe surface structure sketch map of the present invention.

Fig. 5 is the work end structural representation of CDFI probe of the present invention.

Fig. 6 is the clinical operation sketch map of the electronic larynx mirror system of colored ultrasonic Doppler transducer of the present invention.

The specific embodiment

Below in conjunction with accompanying drawing the present invention is made further detailed description:

As shown in Figure 1; The electronic larynx mirror system of colored ultrasonic Doppler transducer of the present invention comprises hardelectronic laryngoscope 1, cold light sourcemain frame 3, shootingmain frame 4 andscope monitor 8;CDFI probe 2; Flow with Color Doppler Ultrasound System main frame 5, operation keyboard or hand-heldequipment 6, Flow with Color Doppler UltrasoundSystem monitor 7.

CDFI probe 2 of the present invention; Its operation principle can saidly be: it is to utilize the erythrocyte of the blood flow in the abundant blood vessel of organization internal and the Doppler effect between the CDFI emitter ultrasonic waves transmitted to realize video picture; Process chip through a series of electron process data between the ultrasound wave of handling CDFI emitter ultrasonic waves transmitted and returning after; Critical data transferred to carry out image processing and analyzing in the Flow with Color Doppler Ultrasound System main frame 5; Obtain flow velocity figure, the flow diagram of the blood flow of tissue blood vessel; And in Flow with Color Doppler UltrasoundSystem monitor 7, show; Through the normal blood flow flow velocity of 5 pairs of same area of Flow with Color Doppler Ultrasound System main frame and the relative analysis of flow, the type that can provide the doctor to judge the pathological changes that trunnion takes place helps the doctor to diagnose.

Flow with Color Doppler Ultrasound System main frame 5 of the present invention; Its function comprises: 1) blood flow information of gained is encoded through phase-detection, auto-correlation processing, color gray rank; The TAV data is shown with colour, and with its combination, stack is presented on the image; 2) it can show blood flow intuitively, to the character of blood flow and flow velocity in trunnion and in-house distribution thereof than pulse Doppler sooner, show more intuitively, and can carry out the demonstration of continuous wave Doppler pattern; 3) its guidance panel and operation keyboard or hand-heldequipment 6 provide the abundant control button; 4) the external operation keyboard of the output port of its rear board or hand-heldequipment 6,scope monitor 8 etc.Flow with Color Doppler Ultrasound System main frame 5 of the present invention can carry powerful data base and powerful software test bag, can satisfy the different needs of the different purpose doctors of section.

Be respectively the surface structure sketch map of hardelectronic laryngoscope 1 of the present invention shown in Fig. 2 a and the 2b.Hardelectronic laryngoscope 1 its structure of first kind of form comprisesscope work end 11, coldlight source joint 12, anddata output end 13,instrument channel 14 is shown in Fig. 2 a.Second kind of form hardelectronic laryngoscope 1 its structure comprises scope work end 11,handgrip 15, and integratedjoint 151 andinstrument channel 14 etc., integratedjoint 151 is integrated, and cold light source joint and data output end are one, shown in Fig. 2 b.The external diameter of itsscope work end 11 is smaller or equal to 10mm; These scope work end 11 length are smaller or equal to 200mm; Said hardelectronic laryngoscope 1 has at least oneinstrument channel 14; The diameter of saidinstrument channel 14 can allow the operating theater instruments entering throat of standard to undergo surgery smaller or equal to 3.0mm; Said hardelectronic laryngoscope 1, it is the electronic CCD optical system of 1.5～3.0mm optical lens that its light path adopts diameter, the size of the CCD chip of this electronic CCD optical system adopts≤1/4 ＂, the CCD of at least 48 universal effect pixels, 100 ° of the angles of view or more than.

End 111 sketch maps for the hardelectronic laryngoscope 1 described in the present invention shown in Figure 3.Thefirst end 111 of hardelectronic laryngoscope 1 is integrated has designed following various piece:optical lens 131, light-conductiveoptic fibre 121,instrument channel outlet 141.

Fig. 4 combines the surface structure sketch map and work end 21 structural representations for the probe of the CDFI described in thepresent invention 2 shown in Figure 5.The probe work end 21 long 500～2000mm of describedCDFI probe 2, the operator of describedCDFI probe 2 is 22, and its structure comprises gauge tap,mode selection switch 221 etc.Described data wire is connected with Flow with Color Doppler Ultrasound System main frame 5 throughjoint 23.

As shown in Figure 4, theCDFI 2 actingsweep tests 2111 of popping one's head in arefirst end 211 parts that probe work end 21 front ends are less than 50mm.Pop one's head insweep test 2111 structures of 2first ends 211 of CDFI are cylindrical; Diameter is smaller or equal to 3.0mm; Inside is provided withCDFI emitter 2112,CDFI receptor 2113 and process chip;CDFI emitter 2112,CDFI receptor 2113 and process chip design are on same block of rotatable carrier; Carrier can rotate and linear movement under CDFI is popped one's head in the driving of driver, and the frequency ofCDFI probe 2 scannings is more than or equal to 5.0MHz.

Shown in Figure 6 is the clinical operation sketch map of the electronic larynx mirror system of colored ultrasonic Doppler transducer of the present invention.Its clinical operation method is described below:

The patient at first does suitable position; Put intoeyelid retractor 10 and fixing to patient oral cavity portion, carry out preparations such as sterilization, slowly insert hardelectronic laryngoscope 1 to patient throat 9 then; Hardelectronic laryngoscope 1 provides the ccd image of patient's trunnion 9 clearly; Carry out routine examination, theinstrument channel 14 of process hardelectronic laryngoscope 1 can feed various apparatuses, cooperates the various diseases of management of patients trunnion 9; Thework end 21 ofCDFI probe 2 gets into trunnion through theinstrument channel 14 of hardelectronic laryngoscope 1; Start the CDFI scan function; Trunnion wall and surrounding tissue are scanned; And, output to Dopplerultrasound system monitor 7 with 5 processing of transfer of data to CDFI main frame, the doctor is provided the foundation to trunnion 9 potential diseases diagnosis.

Claims (8)

1. the electronic larynx mirror system that has the CDFI scan function; Comprise hard electronic laryngoscope and the shooting main frame, scope monitor and the cold light source main frame that are connected with this hard electronic laryngoscope; It is characterized in that: also be provided with Flow with Color Doppler Ultrasound System on the said hard electronic laryngoscope, said Flow with Color Doppler Ultrasound System comprises CDFI probe, Flow with Color Doppler Ultrasound System main frame and operation keyboard or hand-held equipment and Flow with Color Doppler Ultrasound System monitor; Its inside of said CDFI probe is provided with CDFI emitter, CDFI receptor and process chip; CDFI emitter, CDFI receptor and process chip design are on same block of rotatable carrier, and carrier can rotate and linear movement under CDFI is popped one's head in the driving of driver.

2. electronic larynx mirror system according to claim 1 is characterized in that: said hard electronic laryngoscope comprises scope work end, cold light source joint, data output end and at least one instrument channel.

3. electronic larynx mirror system according to claim 2 is characterized in that: said hard electronic laryngoscope comprises scope work end, handgrip, integrated joint and instrument channel, and integrated joint is integrated, and cold light source joint and data output end are one.

4. electronic larynx mirror system according to claim 1 is characterized in that: integrated optical lens, light-conductive optic fibre and the instrument channel of being provided with in the scope end of said hard electronic laryngoscope exports.

5. electronic larynx mirror system according to claim 1 is characterized in that: said CDFI probe comprises probe work end, operator handle and data wire.

6. electronic larynx mirror system according to claim 5; It is characterized in that: the working end minister 500～2000mm of said probe; Acting sweep test is the first end part that probe work end front end is less than 50mm, and the frequency of CDFI scanning probe is more than or equal to 5.0MHz.

7. electronic larynx mirror system according to claim 6 is characterized in that: the operator of said CDFI probe is comprising gauge tap and mode selection switch; Described data wire is connected with the Flow with Color Doppler Ultrasound System main frame through joint.

8. electronic larynx mirror system according to claim 6 is characterized in that: the sweep test structure of said CDFI probe is cylindrical, and diameter is smaller or equal to 3.0mm.

Images